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  1. #1
    6S Moderator
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    Formulas for Ring Gap for Forged Pistons

    Quote Originally Posted by Green Monstah
    Forged piston gaps....

    n/a -
    bore x .003 + .003 top ring
    bore x .004 + .004 2nd ring

    turbo / nitrous -
    bore x .004 + .004 top ring
    bore x .005 + .005 2nd ring
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  2. #2
    6S Moderator S.Bretz's Avatar
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    Re: Formulas for Ring Gap for Forged Pistons

    Its is always recommended that you go by the manufacturer's specifications when gapping rings,

    If no specifications where provided, these calculations should suffice.
    -6S Resident Mechanical Forensics member #001.
    1995 SC2 Turbo 3.6L DOHC, 6sp manual, Ford 8.8 rearend running on MS3x.
    1998 F-250 5.4L triton...stock.

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